Alpine CDA-9853R Service Manual page 42

No. Symbol
50 /BOOT
51 NC
52 /DEC_RESET
53 DEC_STANDBY
54
NC
55
56 NC(PULL-DOWN)
57 SDA
58 SDL
59 /STBY(PULL-UP)
60 /SWA
61 /SWB
62 /SWC
63 /SWD
64 VREFH
I/O
O BOOT output terminal for Flash u-COM rewriting.
- No connect terminal.
O Decoder (TC94A20F) RESET output terminal.
O Decoder (TC94A20F) STANDBY output terminal.
- No connect terminal.
- Pull-down connect terminal.
DATA input/output, EEP-ROM DATA input/output combination terminal for Decoder
I/O
(TC94A20F) interface.
CLOCK output, EEP-ROM CLOCK output combination terminal for Decoder
O
(TC94A20F) interface.
- Pull-up connect terminal.
I Disc insertion detection SW signal input terminal.
I 8cm Disc Eject/reload detection SW signal input terminal.
I 12cm Disc Eject/reload detection SW signal input terminal.
I Disc chucking completion detection SW signal input terminal.
- BATT+3.3V power supply connect terminal.
- 42 -
Terminal Description
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CDA-9853R
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